Ghost touches SM-N770F, ANdroid 10. - Samsung Galaxy Note 10 Lite Questions & Answers

Hello folks, I have encountered very annoying problem with my new Note 10 lite - random ghost touches across screen. I looked up similar topic on another Samsung phone but offered solutions didn't work for me.
https://forum.xda-developers.com/galaxy-a70/help/ghost-touch-t3927693 I was following this but no luck. Factory reset doesn't help either. I enabled "Show taps" in developer options to see that there are unwanted touches. Also, it all works perfectly with S Pen. Is it software issue or failed hardware?
Regarding warranty - it would be hassle to replicate this behaviour on demand due to totally random occurance.
Help meeeeeee :crying:

Don't have this problem on mine !

I've got the same problem, only 2g/3g works fine, 4g did a lot of ghosts touches. Not solved yet.

Related

[Q] touch screen malfunction

hi,
I'm not sure when exactly this issue started on my phone, but I updated my touch pro with the chevron updater and have quite a lot of apps installed.
after several seconds workling with the phone, the touch screen stops working while the phone acts perfectly normal. I can use the keyboard and tilt the phone but I cannot use the touch screen anymore.
By turning the phone off and on it works again.
has anyone experienced a behavior like this?
I noticed my touchscreen becoming unresponsive when loading particular websites. Even had it freeze once (only time it ever froze on me)
What were you doing when it does this? Do you have the multitasking reg edit on?
exilkubaner said:
hi,
I'm not sure when exactly this issue started on my phone, but I updated my touch pro with the chevron updater and have quite a lot of apps installed.
after several seconds workling with the phone, the touch screen stops working while the phone acts perfectly normal. I can use the keyboard and tilt the phone but I cannot use the touch screen anymore.
By turning the phone off and on it works again.
has anyone experienced a behavior like this?
Click to expand...
Click to collapse
I know this is an old thread but this is the only reference to the exact same problem that I'm having. I'm having difficulty putting this down to hardware as the screen becomes responsive again when locking and unlocking which might point to software.
It could be a hardware issue that is resolved by locking then unlocking the phone but I don't know enough about the construction of it to have an opinion.
The advice I've had from htc is to wipe the 'phone and start again but I don't expect that to solve it (especially as their call handling system refers to Window Mobile 7 - the second large commercial organisation I've seen that on in recent weeks without looking too hard!).
Has anyone else seen this since the original post or @exilkubaner was a solution found to your problem?
Hi,
I have exactly the same problem. I hard reset my HTC 7 Pro, but no success, my screen doesn't respond until i lock/unlock the device.
So, any one have resolved this issue since the first post ?
Regards
Had the same issue, but I didn't have any roms installed.
Brought it in to Sprint and they found that I had a fried ribbon connecting the screen to the phone. Replaced under warranty.
It happened again, I determined that it was caused by my click in belt clip/holster. When I pull the phone out, it pulls the screen away from the keyboard a bit.
^Wow. Nice find. I'll have to be careful with mine now as I could easily run in to the same problem pulling it out like that.

[Q] Screen problem(hardware or software..

Hi
I've got a problem with the screen on my OPO. As you can see on the pictures, all icons and text is double. It's almost like a shadow on everything.
I've tried to install new firmware(CM11s, CM12, ColorOS) and new Recovery and resetting the phone but nothing helps.
The phone is working fine and I have no problems pressing the icons or typing a text.
I'm already in contact with my dealer and they say it's a hardware problem and I have to sent it back(Warranty).
But I'm not quite sure that it's a hardware problem, that's why I'm asking here.
Anybody experienced something similar???

Mi Note 10 weird screen issue (ghost touch?)

Hi all,
Just got this Mi Note 10 today and while setting up the phone I started to get those weird screen touches..
Happened so often that I enabled 'Show Taps' via developer options and recorded it here:
https://imgur.com/a/T2Otpht
>> Is there anything I can do about this? Not sure if this is a Hardware or Software fault?
Any thoughts welcome!
thanks
tibrocks said:
Hi all,
Just got this Mi Note 10 today and while setting up the phone I started to get those weird screen touches..
Happened so often that I enabled 'Show Taps' via developer options and recorded it here:
https://imgur.com/a/T2Otpht
>> Is there anything I can do about this? Not sure if this is a Hardware or Software fault?
Any thoughts welcome!
thanks
Click to expand...
Click to collapse
Okay, this is weird. Which version is it? And did you have already tried to reset your device? If it's still there it's probably a hardware defect.
ItsBen12000 said:
Okay, this is weird. Which version is it? And did you have already tried to reset your device? If it's still there it's probably a hardware defect.
Click to expand...
Click to collapse
Model version M1910F4G
MIUI version MIUI Global 11.1.1 Stable (QFDEUXM)
Did a factory reset and was doing the same thing...
tibrocks said:
Model version M1910F4G
MIUI version MIUI Global 11.1.1 Stable (QFDEUXM)
Did a factory reset and was doing the same thing...
Click to expand...
Click to collapse
Well, I had the same MIUI version and region. I bet it's not a software problem. Just send it back
ItsBen12000 said:
Well, I had the same MIUI version and region. I bet it's not a software problem. Just send it back
Click to expand...
Click to collapse
Right, so no fix really... disappointing as the cameras are impressive
My device came shipped with Android Pie Based Miui 11, no screen weirdness. Just after the Android 10 updates that ghost touches appear. So I guess it's just software bug.
me too, sure software problem.
Thanks for the feedback, if software-related were you able to roll back to fix this?
Happy to try a workaround as I'm very reluctant to send it back..
worth a try though, but unfortunately Xiaomi didn't provide stock ROM specifically for my region so I left with no choice
Completely puzzled as I did a Factory Reset via Recovery and haven't seen the issue for past 2 days, I've left the screen touch tracing on and no 'ghost touch' was recorded..
so I don't know what to believe anymore, got an open return ticket but would hate to send it back without needing to..
how can I make sure issue is gone?
Hi, i had this problem 3 weeks ago, temporary solved with hard reset, worked perfectly until yesterday night when this problem went back.
Hard reset again, problem still there.
Someone solved it permanently?
It is really weird because, if i turn off/on the display, sometime works sometime not :S
The phone came with Android 9 and I started to face this after updating to Android 10. The issue is not extreme as shown in the video, it just the touch becomes slow to respond and hard to type fast with the keyboard. Turning off the screen and turning back on solves it temporarily sometimes.
I tried disabling on screen fingerprint and the problem seems to be reduced now. Definitely a software bug
I'm using Mi note 10 lite it also has same problem. Sometime touch freezing and after press power button automatically fix. Some time need to restart. And also one person told me he is fixed by this issue by turned off fingerprint sensor.
UnlimitedBB said:
The phone came with Android 9 and I started to face this after updating to Android 10. The issue is not extreme as shown in the video, it just the touch becomes slow to respond and hard to type fast with the keyboard. Turning off the screen and turning back on solves it temporarily sometimes.
I tried disabling on screen fingerprint and the problem seems to be reduced now. Definitely a software bug
Click to expand...
Click to collapse
I have the exact same problem as you, slow to respond and hard to type. Need to apply more force on the screen for it to respond. This happened randomly throughout the day but are more common during night time for me.
I think it has something to do with the screen lock pin or fingerprint, by changing the screen lock from ie pin to pattern or turning off fingerprint print seems to temporary fix the issue. Another solution is to reboot the phone. I'm using Note 10 Lite btw.
BengCurd said:
I have the exact same problem as you, slow to respond and hard to type. Need to apply more force on the screen for it to respond. This happened randomly throughout the day but are more common during night time for me.
I think it has something to do with the screen lock pin or fingerprint, by changing the screen lock from ie pin to pattern or turning off fingerprint print seems to temporary fix the issue. Another solution is to reboot the phone. I'm using Note 10 Lite btw.
Click to expand...
Click to collapse
I am using the Pro version. Looks like this issue is common for all the phone models in the Note 10 series. Yes, I have noticed that this issue often happens at night.
Try switching off MIUI optimization under Developer Options and restart your device. Then switch it On and restart again. This workaround solved my issue.
https://imgur.com/a/vbvsiyy
CharlesJFRq said:
Try switching off MIUI optimization under Developer Options and restart your device. Then switch it On and restart again. This workaround solved my issue.
https://imgur.com/a/vbvsiyy
Click to expand...
Click to collapse
This fixed the issue for a few days and it started to reappear again. When the issue appears, if I turn on Game Turbo for any app (eg: WhatsApp) that particular app doesn't have this touch issue. Looks like a software optimization or battery optimization of MIUI is causing this issue
UnlimitedBB said:
This fixed the issue for a few days and it started to reappear again. When the issue appears, if I turn on Game Turbo for any app (eg: WhatsApp) that particular app doesn't have this touch issue. Looks like a software optimization or battery optimization of MIUI is causing this issue
Click to expand...
Click to collapse
What firmware version are u in?
I'm currently at 11.0.16.0 and fortunately this issue did not yet reappeared after the workaround.
This is definitely a software ISSUE with MIUI.
CharlesJFRq said:
What firmware version are u in?
I'm currently at 11.0.16.0 and fortunately this issue did not yet reappeared after the workaround.
This is definitely a software ISSUE with MIUI.
Click to expand...
Click to collapse
MIUI 11.1.3.0 Global Stable
Will try out the MIUI optimization to see whether issue still arise. I'll see if my game turbo have the same issue as you too.
I'm currently at 11.0.7.0 (Mi Note 10 Lite)
Edit: Mi optimisation doesn't work for me but the Game Turbo trick do work.

Touchscreen Issue. Two taps becomes a swipe.

I'm having this problem with my NEW mi note 10 phone.
I notice it when first when I'm typing on my keyboard as usual speed.
It kept doing this phantom swipe across two finger taps.
I posted some videos to illustrate my problem.
Is it a software or hardware problem? (This problem is intermittent as well so it's really hard to pinpoint it)
ttps://drive.google.com/file/d/1-QMHaYYpsEizVRpPHqPvzx-E2hUMa0ur/view?usp=sharing(Using keyboard)
ttps://drive.google.com/file/d/1-6M1e33Qxz8HXckkcLb3sWVTXG6fPHzv/view?usp=sharing (Using touchscreen tester, you can clearly see the phantom swipe across the two taps)
Anyone else having this problem except for me?
When this problem comes, I can't even properly play a game.
reformat factory reset - fail
reinstall latest miui global 11.1. 2 - fail
optimise animation all off - fail
gboard - fail
xiaomi keyboard - fail
SwiftKey - fail
turn off Miui optimization - fail
restart phone - fail
clear ram, clear cache, clear recent, speed boast - fail
CPU slowing down due to background processes?
Touch digitalizer got problem? (I tried shaking it gently, poking it but it does not affect anything at all)
As I said, this problem is intermittent. There are times when I can use it without any problems at all.
It's really weird.
It can be totally fine one moment and then it acts up again.
There's another thread about this. Most of us face this issue on all variants of the phone (Pro/Lite). This started with April or May update where Mi added a edge sensitivity control setting.
What happens here is that touch sensitivity suddenly reduces and it will be hard to do anything that involves rapid touch such as typing.
Lock and unlocking the screen or restarting the phone will fix this temporarily. There's no permanent solution.
Also when this issue occurs again, go to the settings and turn on Game Turbo for an app such as WhatsApp, without and then try typing on WhatsApp, you will see that the issue is gone.
We all are waiting for Mi to fix this. But I would advice to return the phone if it's under warranty though this is a software issue

Question Missed characters during typing on S22 ultra? (Erratic key character behavior)

Hello guys,
I have tried with default Samsung Keyboard and tried with Swiftkey and noticed that when I am typing certain words like "Allergy" or "Where" for example, it suddenly interrupts the swipe pattern and changes the word to "All" with space next to it as if there was an error registering the touch gesture as I touch each key on the keyboard. It seems that this happens a lot near the letter G.
This does not happen on my S21 ultra. Tried without screen protector, and same issue so its not the protector. Tried *#0*# and did a display Touch test and it registered everything perfectly. Tried clearing cache/data no luck. Tried disabling/enabling auto correct and no luck either.
Does anyone have this erratic typing issue?
Hello mate, yes I also have this issue, on any of the keyboard, I tried Samsung stock keyboard, gboard, microsoft keyboard, some other mates are also experiencing this issue in Yandex keyboard.
maybe you can use google translate, but this is russian forum https://4pda.to/forum/index.php?showtopic=1029360&st=4120#entry114129735 here is the example
also another mate already reported the problem to the samsung members and they acknowledged it
Samsung SM-S908B Galaxy S22 Ultra - Обсуждение - 4PDA
Samsung SM-S908B Galaxy S22 Ultra - Обсуждение, Смартфон, 6.8
4pda.to
It is a feature, the new text prediction is by GRAMMARLY, but like in this forum, doesn't work well and the cursor goes crazy.
Solution, TURN OFF PREDICTIVE TEXT.
nah, disabling predictive text does not help.
Exactly same issue on S22U exynos! Very, very annoying.
Any other better alternative keyboard ?
the only solution here is not to use swipe feature of the keyboard, as this issue appears on ANY keyboards (personally tested).
I would suggest Fleksy, as it is designed to type manually, and wait for a fix of this problem.
personally, it is one of the serious reasons to sell this phone (sadly)...
There's a thread in the Samsung members app about the same exact thing, it started with the April update. I haven't gotten the May update yet, I'm hoping it will fix it but I don't have that high of hopes. It's definitely a software bug though.
Did anyone try to rollback to a March firmware?
Also, if someone received May update, could someone confirm that issue is resolved?
Thanks
it is NOT fixed, yet...
UP.
Seems like swype is fixed with the newest update S908BXXU2AVEH.
I'm currently on it and checking that everything is good.
Can someone confirm that?
I've experienced the same wonkiness described by the OP with SwiftKey on both my S22 Ultra and Tab S7. In fact it happened while typing this on my Tab S7. I'm not able to consistently replicate it though. Or at least not able to purposely replicate it.
Okay so I've been experiencing this same issue and this is everything I've found so far.
The issue is when swype typing on any keyboard. I enabled touch pointer in dev options to see exactly what was going on the screen and what's happening is for example when swype typing the word "everything" the screen recognizes when touch the E and begin moving towards the V but it loses the touch and detects it again so it thinks you finished typing a word and started again therefore the word EV is put on the screen and a new word is started. This is very aggravating. I've noticed that it happens a lot with words starting with E, A, W, S and if you notice those are all in the same area of the keyboard.
What I've done to fix it. I use film screen protectors instead of glass. I thought the SP were too thick and it was messing with the touch sensitivity but i tried several and nothing changed. I tried various settings in the phone especially the touch sensitivity option for screen protectors and turning it on definitely helped but the issue remained.
What i did was take the screen protector off completely, leave the touch sensitivity option enabled in settings and the issue is completely gone. So the issue lies somewhere with the sensitivity of the screen and screen protectors limiting the touch sensitivity.
This is all I've got so maybe this info will help anyone having the same issues. Hopefully Samsung will adjust the sensitivity in upcoming updates.
No worries, mates
This issue was fixed with June update
I have already installed it, running for 3 days, everything is working great, no problems with swipe typing
S908BXXU2AVEH
I can confirm also that the issue was fixed in the latest update.

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